.header.img img{
    width: 100%; 
 }
 .sousuo,
 .vip{
    width: 16px;
    height: 16px;
 }
 .sousuo{
    position: absolute;
    right: 1px;
    bottom: 26px;
 }
 .right_img{
    width: 50px;
    height: 50px;
    border-radius: 50%;
 }
 .logo{
    width: 126px;
    height: 58px;
 }
 .header_nav{
    display: flex;
    background-color: white;
    padding: 0 20px;
    height: 72px;
    align-items: center;
    justify-content: space-between;
    font-size: 16px;
    border-bottom: 1px solid black;
    box-shadow: 0px 5px 45px black;
 }
 .nav_left{
    display: flex;
    align-items: center;
    margin-right: 20px;
    position: relative;
 }
 .nav_left div{
    margin-right: 20px;
    position: relative;
 }
 .nav_left div i{
    background-color: red;
    border-radius: 8px;
    color: white;
    position: absolute;
    top: -20px;
    font-size: 14px;
    right: -10px;
    width: 25px;
 }
 .nav_right{
    display: flex;
    align-items: center;
    position: relative;
 }
 .nav_right div i{
    background-color: red;
    border-radius: 8px;
    color: white;
    position: absolute;
    top:0;
    font-size: 14px;
    /* right:-10px; */
    width: 25px;
 }
 .nav_right div:not(:last-child){
    margin-right: 20px;
 }
 .nav_left input{
    border-bottom:1px solid #000;
 }
 .xiangyou{
   width: 20px;
   height: 20px;
 }
 .banner{
   width: 1000px;
   height: 450px;
   margin: 40px auto 0;
   display: flex;
   overflow: hidden;
   box-shadow:  0 12px 24px 0 rgb(7 17 27 /60%);
 }
.banner_left{
   flex: 2;
   display: flex;
   flex-flow: column;
   justify-content: space-between;
}
.banner_right{
   flex: 8;
   background-color: green;
}
.left_item{
   padding: 0 40px;
   height: 60px;
   display: flex;
   justify-content: space-between;
   align-items: center;
}
.banner_right img{
   width: 800px;
   height: 450px;
}